Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q3041: Which of the following SONET devices is used to control the addition or removal of signals from the network?
- A: Add-Drop Multiplexer
- B: Regenerator
- C: STS Mux/Demux
- D: Terminal
View Answer
A
Q3042: Fill in the blank: The _______ in SONET is responsible for managing the transmission of data between the optical carriers.
- A: Line Connection
- B: Section Connection
- C: Path Connection
- D: Terminal Connection
View Answer
C
Q3043: What is the role of the SONET terminal in the network?
- A: To manage the connection between devices
- B: To combine signals from different sources
- C: To transmit and receive data over optical carriers
- D: To add or drop signals from the system
View Answer
C
Q3044: What does the SONET regenerator do?
- A: It amplifies signals to extend their reach
- B: It adds or removes signals from the network
- C: It multiplexes and demultiplexes signals
- D: It manages network traffic
View Answer
A
Q3045: Fill in the blank: SONET provides a _______ to transport data between different devices and systems.
- A: High-speed network
- B: Low-cost network
- C: Standardized interface
- D: Short-range connection
View Answer
A
Q3046: Which of the following is true about SONET devices?
- A: They are used to control and manage data transmission in the network
- B: They are only used for voice communication
- C: They are used for short-distance communication
- D: They are used to support residential internet services
View Answer
A
Q3047: What does a path connection in SONET represent?
- A: A connection between two end points of the network
- B: A connection between intermediate devices
- C: A logical connection for routing signals
- D: A physical connection for signal transport
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C
Q3048: Fill in the blank: SONET's line connection is responsible for _______ the signals between devices.
- A: Transmitting
- B: Multiplexing
- C: Regenerating
- D: Managing
View Answer
A
Q3049: Which of the following is NOT part of the SONET architecture?
- A: Signals
- B: Devices
- C: Paths
- D: Routers
View Answer
D
Q3050: Which SONET device is primarily used to increase the signal strength for long-distance transmission?
- A: Regenerator
- B: Add-Drop Multiplexer
- C: STS Mux/Demux
- D: Terminal
View Answer
A